AI-generated · grounded in NHTSA data

Reliability & 5-year cost of ownership — 2011 Ford F-550 Sd

Overall rating NHTSA-grounded

Average

Estimated 5-year repair + maintenance cost: $15,000–$25,000

The 2011 Ford F-550 SD has an average reliability rating due to issues with powertrain, especially in certain modified vehicles with PTO assemblies. While recall data suggests potential concerns with TCM/PCM and equipment, owner complaints are not prevalent. However, repeated recall listings for PTO assemblies resulting in leakage concerns, combined with sporadic complaints, suggest a moderate reliability profile.

Most-common failures

Part Typical mileage Cost range Frequency
PTO assemblies40,000-80,000 miles$500–$1,200very common
TCM/PCM modules50,000-100,000 miles$400–$1,000common
Exhaust sensors60,000-90,000 miles$200–$600common

Scheduled maintenance to budget

Routine items every owner should plan for.

  • Replace brake pads and rotors
  • Transmission fluid change
  • Cooling system service
  • Inspect and replace belts
  • Check and maintain fluid levels
  • Exhaust system inspection
  • Replace air filter

Warning signs to watch for

Symptoms that signal a major upcoming repair.

  • Leaks near exhaust blanket
  • Dashboard light errors
  • Audible clicking noise
  • Inconsistent transmission shifts
  • Overheating engine indicator

Generated by gpt-4o on 8/24/2026. Cost ranges are conservative estimates that account for typical regional variation.